Block product marking: Mark in the order of product name (code ACB), bulk density level, specification size, product grade, and standard number.　　If the purchasing unit needs other specifications,　　It is strictly prohibited to use water soaked bricks and bricks that lack water.　　as the main raw materials, with an appropriate amount of aerating agent, regulator, bubble stabilizer added, and processed through batching, mixing, pouring, static stopping, cutting, and high-pressure steam curing. The unit volume weight of autoclaved aerated concrete blocks is one-third of that of clay bricks, and the insulation performance is - times that of clay bricks The sound insulation performance is twice that of clay bricks, the impermeability performance is more than twice that of clay bricks,　　 Block product marking: Mark in the order of product name (code ACB), strength level, bulk density level, specification size, product grade, and standard number.　　 Blocks are divided into three levels based on dimensional deviation, appearance quality, and compressive strength: excellent product (A), B qualified product (C).　　There are six levels of volumetric density: B, B, B, B, and B

　　Marking examples: strength level A, bulk density level B, superior　　 When laying aerated bricks, the distance between the bottom of the wall needs to be filled with small solid bricks, but the maximum cannot exceed　　There are six levels of volumetric density: B, B, B, B, B,Dezhou Ningjinautoclaved aerated concrete block, and BTest method,　　 Block product marking: Mark in the order of product name (code ACB), strength level, bulk density level, specification size, product grade,Dezhou Ningjinblock, and standard number.　　 Blocks are classified according to their compressive strength and volumetric density.　　 Blocks are divided into three levels based on dimensional deviation, appearance quality, volumetric density, and compressive strength: excellent product (A), first-class product (B), qualified product (C).

　　Marking examples: strength level A, bulk density level B, superiorindex,　　This standard applies to autoclaved aerated concrete blocks (hereinafter referred to as blocks) used for walls and insulation in civil and industrial buildings.　　 When laying aerated bricks, the distance between the bottom of the wall needs to be filled with small solid bricks,Dezhou NingjinAerated block, but the maximum cannot exceed　　If the purchasing unit needs other specifications, they can negotiate with the production factory to determine.Dezhou Ningjin,　　 The following standards contain provisions that constitute the provisions of this standard by reference in this standard. At the time of publication of this standard, all versions shown are valid. All standards will be revised, and all parties using this standard should explore the possibility of using the latest versions of the following standards.　　There are six levels of volumetric density: B, B, B, B, B, and B　　If the purchasing unit needs other specifications they can negotiate with the production factory to determine.